在網上找了很久關於SOAP的請求，然而發現網上全是基於2.0之後封裝的。只好自己去做個基於2.6以後 也就是基於AFHTTPSessionManager 請求，2.6以前自行百度好多

//首先建立個自己的類,繼承NSObject
//匯入
#import <AFNetworking.h>
#import <commoncrypto/CommonCrypto.h>
/**
 *  SOAP請求 介面 並不是完整封裝需要自己去改
 *
 */
+ (void)getSOAPUrl:(NSMutableDictionary *)paraDic success:(void (^)(id responseObject))success failure:(void
 
(^)(NSError *error))failure{
      //請求介面
    NSString *url = [NSString stringWithFormat:@"%@%@",NEWS_List,Path_WebService_CmsWs];
    // 得到傳送資料長度
    NSString * postData = [self getSOAPXML:Soap_MethodName soapAction:Soap_NameSpace paraDic:paraDic];

    NSString *msgLength = [NSString stringWithFormat:@"%ld"
 
, (unsigned long)[postData length]];
     AFHTTPSessionManager *manager = [AFHTTPSessionManager manager];
    manager.responseSerializer = [[AFHTTPResponseSerializer alloc] init];
    NSLog(@"manager.responseSerializer = %@", manager.responseSerializer);

    [manager.requestSerializer setValue:@"application/soap+xml; charset=utf-8"
 
 forHTTPHeaderField:@"Content-Type"];
    //這麼寫應該幾乎全都支援了，遇到的坑，剛開始返回失敗，返回資訊會提示text/xml，網上會說text/html，並沒效果，然而官方提示少text/xml，新增上以後可以請求了
     [manager.responseSerializer setAcceptableContentTypes:[NSSet setWithObjects:@"text/html", @"application/json", @"text/json", @"text/javascript",@"text/css", @"text/plain", @"application/x-javascript", @"application/javascript",@"application/soap+xml",@"text/xml",nil]];
    [manager.requestSerializer setValue:msgLength forHTTPHeaderField:@"Content-Length"];
    // 設定HTTPBody AFN3.0後唯一方法
    [manager.requestSerializer setQueryStringSerializationWithBlock:^NSString *(NSURLRequest *request, NSDictionary *parameters, NSError *__autoreleasing *error) {
        return postData;
    }];

    [manager POST:url parameters:paraDic progress:nil success:^(NSURLSessionDataTask * _Nonnull task, id  _Nullable responseObject) {
        //把返回的二進位制資料轉為字串
        NSString *result = [[NSString alloc] initWithData:responseObject encoding:NSUTF8StringEncoding];
        // 利用正則表示式取出<return></return>之間的字串
        NSRegularExpression *regular = [[NSRegularExpression alloc] initWithPattern:@"(?<=return\\>).*(?=</return)" options:NSRegularExpressionCaseInsensitive error:nil];
        NSDictionary *dict = [NSDictionary dictionary];
        for (NSTextCheckingResult *checkingResult in [regular matchesInString:result options:0 range:NSMakeRange(0, result.length)]) {
            // 得到字典
            dict = [NSJSONSerialization JSONObjectWithData:[[result substringWithRange:checkingResult.range] dataUsingEncoding:NSUTF8StringEncoding] options:NSJSONReadingMutableLeaves error:nil];
        }
        // 請求成功並且結果有值把結果傳出去
        if (success && dict) {
            success(dict);
        }

    } failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
        failure(error);
    }];
}
+ (NSString *)getSOAPXML:(NSString *)soapNameSpace soapAction:(NSString *)soapAction paraDic:(NSDictionary *)paraDic {

    NSMutableString *soapXml = [NSMutableString string];

    [soapXml appendString:@"<?xml version=\"1.0\" encoding=\"utf-8\"?>\n"];

    // Sopa Header
    //有的時候可能是2001根據需要吧
    [soapXml appendString:@"<soap:Envelope xmlns:xsi=\"http://www.w3.org/1999/XMLSchema-instance\" xmlns:xsd=\"http://www.w3.org/1999/XMLSchema\" xmlns:soap=\"http://schemas.xmlsoap.org/soap/envelope/\">\n"];
       // Soap Body
    [soapXml appendString:@"<soap:Body>\n"];

    // Soap Function
    [soapXml appendString:[NSString stringWithFormat:@"<n0:%@ xmlns:n0=\"%@\">\n", soapAction,soapNameSpace]];

    // Data-根據自己需要去新增
    if (paraDic != nil && [paraDic count] > 0) {
        // Add Data
        NSArray *keys = [paraDic allKeys];

        NSString * key;
        NSString * value;

        for (int i = 0; i < [keys count]; i++)
        {
            key = [keys objectAtIndex:i];
            value = [paraDic objectForKey:key];

            // Name
            [soapXml appendString:[NSString stringWithFormat:@"<%@>",key]];

            // Data
            //    &lt;
            //
            //    <
            //
            //    小於號
            value = [value stringByReplacingOccurrencesOfString:@"<" withString:@"&lt;"];

            //
            //    &gt;
            //
            //    >
            //
            //    大於號
            value = [value stringByReplacingOccurrencesOfString:@">" withString:@"&gt;"];

            [soapXml appendString:value];

            // Name End
            [soapXml appendString:[NSString stringWithFormat:@"</%@>\n",key]];
        }
    }

    // Soap Function End
    [soapXml appendString:[NSString stringWithFormat:@"</n0:%@>\n", soapAction]];

    // Soap Body End
    [soapXml appendString:@"</soap:Body>\n"];

    // Sopa Header End
    [soapXml appendString:@"</soap:Envelope>\n"];

//    NSData *resultData;
//    
//    resultData = [soapXml dataUsingEncoding:NSUTF8StringEncoding];

    return soapXml;
}